Home / 1,252,015.02-1,727,819.84-708,140.16

Finding the Fourth Proportional to 1,252,015.02, 1,727,819.84 and 708,140.16

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Solution

The fourth proportional to 1,252,015.02, 1,727,819.84 and 708,140.16 is: 977,255.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,015.02 : 1,727,819.84 = 708,140.16 : x
  2. Step 2: Convert to fraction form
    1,252,015.02/1,727,819.84 = 708,140.16/x
  3. Step 3: Cross multiply
    1,252,015.02x = 1,727,819.84 × 708,140.16
  4. Step 4: Simplify right side
    1,252,015.02x = 1,223,538,617,948.77
  5. Step 5: Solve for x
    x = 1,223,538,617,948.77/1,252,015.02
  6. Step 6: Final answer
    x = 977,255.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.